Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"men sinh duc snippets" » "den sinh duc snippets", "benh sinh duc snippets", "kien sinh duc snippets", "men sinh duoc snippets", "men minh duc snippets", "men dinh duc snippets", "men sinh duc slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("men sinh duc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("men sinh duc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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